Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / libzmpeg3 / video / mmxtest.C

diff --git a/cinelerra-5.1/libzmpeg3/video/mmxtest.C b/cinelerra-5.1/libzmpeg3/video/mmxtest.C
new file mode 100644 (file)
index 0000000..67a4705
--- /dev/null
+++ b/cinelerra-5.1/libzmpeg3/video/mmxtest.C
@@ -0,0 +1,26 @@
+#include "../libzmpeg3.h"
+
+int mpeg3_mmx_test()
+{
+  int result = 0;
+#ifdef HAVE_MMX
+  FILE *proc;
+  char string[zmpeg3_t::STRLEN];
+
+  if(!(proc = fopen(zmpeg3_t::PROC_CPUINFO, "r"))) {
+    perrs("%s",zmpeg3_t::PROC_CPUINFO);
+    return 0;
+  }
+  
+  while( !feof(proc) && fgets(string, sizeof(string), proc) ) {
+    /* Get the flags line */
+    if(!strncasecmp(string, "flags", 5)) {
+      result = !strstr(string, "mmx") ? 0 : 1;
+      break;
+    }
+  }
+  fclose(proc);
+#endif
+  return result;
+}
+